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Finding the Fourth Proportional to 60,661.56, 83,693.22 and 33,798.90

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Solution

The fourth proportional to 60,661.56, 83,693.22 and 33,798.90 is: 46,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,661.56 : 83,693.22 = 33,798.90 : x
  2. Step 2: Convert to fraction form
    60,661.56/83,693.22 = 33,798.90/x
  3. Step 3: Cross multiply
    60,661.56x = 83,693.22 × 33,798.90
  4. Step 4: Simplify right side
    60,661.56x = 2,828,738,773.46
  5. Step 5: Solve for x
    x = 2,828,738,773.46/60,661.56
  6. Step 6: Final answer
    x = 46,631.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.